Astronomers were slow at spotting a small giraffe-sized asteroid that zoomed past our planet on Tuesday, September 30, 2025, ...

The number 40,000 might not sound particularly dramatic, but it represents humanity's growing catalog of near-Earth asteroids ...

A clear look at the discovery of 40,000 near-Earth asteroids, how scientists track them, and the missions working to keep our ...

The asteroid, known as 2022 RD2, belongs to a rare class of space rocks called Arjunas. These objects travel around the sun ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities. Alamosaurus was one of the last dinosaurs from ...

Due to the lapse in federal government funding, NASA is not updating this website. We're working continuously to improve our search results. If you aren't finding what you expect, please use our ...

Has Earth acquired a second moon? Not exactly. Astronomers recently discovered a new quasi-moon. This asteroid with a diameter of 50 feet will be accompanying Earth as it orbits the Sun for the next ...

Before sunrise on October 1, 2025, a tiny asteroid labeled “2025 TF” skimmed above Antarctica at an altitude near 266 miles, roughly the same orbit used by the International Space Station. The closest ...

WASHINGTON — China likes to condemn the United States for extending its arm too far outside of its borders to make demands on non-American companies. But when it sought to hit back at the US interests ...

Earth just had two close calls... and one went completely unnoticed. A small asteroid passed just 266 miles above Antarctica—closer than many satellites—before anyone even spotted it. Less than a day ...